<script setup lang="ts">
import { ref, reactive, onMounted } from 'vue'
import {
    getRolePage,
    updateRole,
    getRoleForm,
    addRole,
    deleteRoles,
    getRoleMenuIds,
    updateRoleMenus,
} from "@/api/role";
import { getMenuOptions } from "@/api/menu";
import { ElMessage, ElMessageBox } from "element-plus"
import { RolePageVO, RoleForm, RoleQuery } from "@/api/role/types";

defineOptions({
    name: "Role",
    inheritAttrs: false,
});

const queryFormRef = ref(ElForm);
const roleFormRef = ref(ElForm);
const menuRef = ref(ElTree);

const loading = ref(false);
const ids = ref<number[]>([]);
const total = ref(0);

const queryParams = reactive<RoleQuery>({
    pageNum: 1,
    pageSize: 10,
});

const roleList = ref<RolePageVO[]>();

const dialog = reactive({
    title: "",
    visible: false,
});

const formData = reactive<RoleForm>({
    sort: 1,
    status: 1,
    code: "",
    name: "",
});

const rules = reactive({
    name: [{ required: true, message: "请输入角色名称", trigger: "blur" }],
    code: [{ required: true, message: "请输入角色编码", trigger: "blur" }],
    dataScope: [{ required: true, message: "请选择数据权限", trigger: "blur" }],
    status: [{ required: true, message: "请选择状态", trigger: "blur" }],
});

const menuDialogVisible = ref(false);

const menuList = ref<OptionType[]>([]);

interface CheckedRole {
    id?: number;
    name?: string;
}
let checkedRole: CheckedRole = reactive({});

/** 查询 */
function handleQuery() {
    loading.value = true;
    getRolePage(queryParams)
        .then(({ data }) => {
            roleList.value = data.list;
            total.value = data.total;
        })
        .finally(() => {
            loading.value = false;
        });
}
/** 重置查询 */
function resetQuery() {
    queryFormRef.value.resetFields();
    queryParams.pageNum = 1;
    handleQuery();
}

/** 行checkbox 选中事件 */
function handleSelectionChange(selection: any) {
    ids.value = selection.map((item: any) => item.id);
}

/** 打开角色表单弹窗 */
function openDialog(roleId?: number) {
    dialog.visible = true;
    if (roleId) {
        dialog.title = "修改角色";
        getRoleForm(roleId).then(({ data }) => {
            Object.assign(formData, data);
        });
    } else {
        dialog.title = "新增角色";
    }
}

/** 角色保存提交 */
function handleSubmit() {
    roleFormRef.value.validate((valid: any) => {
        if (valid) {
            loading.value = true;
            const roleId = formData.id;
            if (roleId) {
                updateRole(roleId, formData)
                    .then(() => {
                        ElMessage.success("修改成功");
                        closeDialog();
                        resetQuery();
                    })
                    .finally(() => (loading.value = false));
            } else {
                addRole(formData)
                    .then(() => {
                        ElMessage.success("新增成功");
                        closeDialog();
                        resetQuery();
                    })
                    .finally(() => (loading.value = false));
            }
        }
    });
}

/** 关闭表单弹窗 */
function closeDialog() {
    dialog.visible = false;
    resetForm();
}

/** 重置表单 */
function resetForm() {
    roleFormRef.value.resetFields();
    roleFormRef.value.clearValidate();

    formData.id = undefined;
    formData.sort = 1;
    formData.status = 1;
}

/** 删除角色 */
function handleDelete(roleId?: number) {
    const roleIds = [roleId || ids.value].join(",");
    if (!roleIds) {
        ElMessage.warning("请勾选删除项");
        return;
    }

    ElMessageBox.confirm("确认删除已选中的数据项?", "警告", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning",
    }).then(() => {
        loading.value = true;
        deleteRoles(roleIds)
            .then(() => {
                ElMessage.success("删除成功");
                resetQuery();
            })
            .finally(() => (loading.value = false));
    });
}

/** 打开分配菜单弹窗 */
function openMenuDialog(row: RolePageVO) {
    const roleId = row.id;
    if (roleId) {
        checkedRole = {
            id: roleId,
            name: row.name,
        };
        menuDialogVisible.value = true;
        loading.value = true;

        // 获取所有的菜单
        getMenuOptions().then((response) => {
            menuList.value = response.data;
            // 回显角色已拥有的菜单
            getRoleMenuIds(roleId)
                .then(({ data }) => {
                    const checkedMenuIds = data;
                    checkedMenuIds.forEach((menuId) =>
                        menuRef.value.setChecked(menuId, true, false)
                    );
                })
                .finally(() => {
                    loading.value = false;
                });
        });
    }
}

/** 角色分配菜单保存提交 */
function handleRoleMenuSubmit() {
    const roleId = checkedRole.id;
    if (roleId) {
        const checkedMenuIds: number[] = menuRef.value
            .getCheckedNodes(false, true)
            .map((node: any) => node.value);

        loading.value = true;
        updateRoleMenus(roleId, checkedMenuIds)
            .then(() => {
                ElMessage.success("分配权限成功");
                menuDialogVisible.value = false;
                resetQuery();
            })
            .finally(() => {
                loading.value = false;
            });
    }
}

onMounted(() => {
    handleQuery();
});
</script>

<template>
    <div class="app-container">
        <div class="search-container">
            <el-form ref="queryFormRef" :model="queryParams" :inline="true">
                <el-form-item prop="keywords" label="关键字">
                    <el-input v-model="queryParams.keywords" placeholder="角色名称" clearable @keyup.enter="handleQuery" />
                </el-form-item>

                <el-form-item>
                    <el-button type="primary" @click="handleQuery"><i-ep-search />搜索</el-button>
                    <el-button @click="resetQuery"><i-ep-refresh />重置</el-button>
                </el-form-item>
            </el-form>
        </div>

        <el-card shadow="never" class="table-container">
            <template #header>
                <el-button type="success" @click="openDialog()"><i-ep-plus />新增</el-button>
                <el-button type="danger" :disabled="ids.length === 0"
                    @click="handleDelete()"><i-ep-delete />删除</el-button>
            </template>

            <el-table ref="dataTableRef" v-loading="loading" :data="roleList" highlight-current-row border
                @selection-change="handleSelectionChange">
                <el-table-column type="selection" width="55" align="center" />
                <el-table-column label="角色名称" prop="name" min-width="100" />
                <el-table-column label="角色编码" prop="code" width="150" />

                <el-table-column label="状态" align="center" width="100">
                    <template #default="scope">
                        <el-tag v-if="scope.row.status === 1" type="success">正常</el-tag>
                        <el-tag v-else type="info">禁用</el-tag>
                    </template>
                </el-table-column>

                <el-table-column label="排序" align="center" width="80" prop="sort" />

                <el-table-column fixed="right" label="操作" width="220">
                    <template #default="scope">
                        <el-button type="primary" size="small" link @click="openMenuDialog(scope.row)">
                            <i-ep-position />分配权限
                        </el-button>
                        <el-button type="primary" size="small" link @click="openDialog(scope.row.id)">
                            <i-ep-edit />编辑
                        </el-button>
                        <el-button type="primary" size="small" link @click="handleDelete(scope.row.id)">
                            <i-ep-delete />删除
                        </el-button>
                    </template>
                </el-table-column>
            </el-table>

            <pagination v-if="total > 0" v-model:total="total" v-model:page="queryParams.pageNum"
                v-model:limit="queryParams.pageSize" @pagination="handleQuery" />
        </el-card>

        <!-- 角色表单弹窗 -->
        <el-dialog v-model="dialog.visible" :title="dialog.title" width="500px" @close="closeDialog">
            <el-form ref="roleFormRef" :model="formData" :rules="rules" label-width="100px">
                <el-form-item label="角色名称" prop="name">
                    <el-input v-model="formData.name" placeholder="请输入角色名称" />
                </el-form-item>

                <el-form-item label="角色编码" prop="code">
                    <el-input v-model="formData.code" placeholder="请输入角色编码" />
                </el-form-item>

                <el-form-item label="数据权限" prop="dataScope">
                    <el-select v-model="formData.dataScope">
                        <el-option :key="0" label="全部数据" :value="0" />
                        <el-option :key="1" label="部门及子部门数据" :value="1" />
                        <el-option :key="2" label="本部门数据" :value="2" />
                        <el-option :key="3" label="本人数据" :value="3" />
                    </el-select>
                </el-form-item>

                <el-form-item label="状态" prop="status">
                    <el-radio-group v-model="formData.status">
                        <el-radio :label="1">正常</el-radio>
                        <el-radio :label="0">停用</el-radio>
                    </el-radio-group>
                </el-form-item>

                <el-form-item label="排序" prop="sort">
                    <el-input-number v-model="formData.sort" controls-position="right" :min="0" style="width: 100px" />
                </el-form-item>
            </el-form>

            <template #footer>
                <div class="dialog-footer">
                    <el-button type="primary" @click="handleSubmit">确 定</el-button>
                    <el-button @click="closeDialog">取 消</el-button>
                </div>
            </template>
        </el-dialog>

        <!-- 分配菜单弹窗  -->
        <el-dialog v-model="menuDialogVisible" :title="'【' + checkedRole.name + '】权限分配'" width="800px">
            <el-scrollbar v-loading="loading" max-height="600px">
                <el-tree ref="menuRef" node-key="value" show-checkbox :data="menuList" :default-expand-all="true">
                    <template #default="{ data }">
                        {{ data.label }}
                    </template>
                </el-tree>
            </el-scrollbar>

            <template #footer>
                <div class="dialog-footer">
                    <el-button type="primary" @click="handleRoleMenuSubmit">确 定</el-button>
                    <el-button @click="menuDialogVisible = false">取 消</el-button>
                </div>
            </template>
        </el-dialog>
    </div>
</template>
